Pressure Relief Procedure - Graco Uniblock Series Instructions Manual

Installation
2. Plug outlet using Graco doubling plug accessory
part number 24F467 (F
A
F . 3
IG
Lubricant from the plugged outlet/s is redirected to the
next outlet on USP divider block flowing in a clockwise
order, following direction arrows (A) stamped on block
(see F . 3).
IG

Pressure Relief Procedure

Loosen inlet connection (B) to allow air to bleed from fit-
ting and relieve pressure in block.
B
F . 4
IG
Purging Air From System
4
. 3).
IG
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Before machine operation is resumed, following mainte-
nance or repair procedures, manual system air purging
is required.
Purging Air from Pump to USP Valve Lines
F . 5
IG
Steps 1- 3, refer to F . 5.
IG
1. Install the line from the system pump to the USP
valve. Do not completely tighten the connection at
the valve's lube inlet.
2. Cycle the system pump until air-free lubricant is
observed flowing from the line at the valve's lube
inlet.
3. Tighten the fitting at the lube inlet port while lubri-
cant is still flowing.
The system is now ready for operation.
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